package com.eslserver.util;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class XMLConfigUtil {

	public static HashMap<String, String> getAllAttributes(Element e) {
		HashMap<String, String> m = new HashMap<String, String>();
		NamedNodeMap nnm = e.getAttributes();
		for (int i = 0; i < nnm.getLength(); i++) {
			m.put(nnm.item(i).getNodeName(), nnm.item(i).getNodeValue());
		}
		return m;
	}

	public static String getTxt(Node elem, StringBuilder buffer) {
		if (elem.getNodeType() != Node.CDATA_SECTION_NODE) {
			NodeList childs = elem.getChildNodes();
			for (int i = 0; i < childs.getLength(); i++) {
				Node child = childs.item(i);
				short childType = child.getNodeType();
				if (childType != Node.COMMENT_NODE
						&& childType != Node.PROCESSING_INSTRUCTION_NODE) {
					getTxt(child, buffer);
				}
			}
		} else {
			buffer.append(elem.getNodeValue());
		}

		return buffer.toString();
	}

	public static List<Element> getChildNodes(Element e, String byName) {
		List<Element> result = new ArrayList<Element>();
		NodeList l = e.getChildNodes();
		for (int i = 0; i < l.getLength(); i++) {
			if (e.equals(l.item(i).getParentNode())
					&& byName.equals(l.item(i).getNodeName()))
				result.add((Element) l.item(i));
		}
		return result;
	}
}
